E-YOOSO X11 USB Wired+2.4G Wireless Gaming Mouse Ergonomic Design for Mac/PC/Laptop 2.4G Wireless Frequency: Strong versatility,transmission distance up to 10 meters Lower Power Consumption: Using ultra-low power chip PAW3104,the mouse consumes less power Five Levels DPI: 1000/1500/2000/2400/4000,switch the gear as you like at will Other Function: Support multi-level power saving mode switching,and support full sleep,low battery reminder function,master battery charging time. Support multi-key redefinition and macro definition Long Battery Life: built-in 1000mAh large-capacity battery with protection board,support multi-level power saving mode switching,maximum battery energy saving,and support full sleep and low battery reminder function RGB Light: Support backlight off/on/breathing/color redefinition Plug and Play: Come with USB wireless receiver,plug and play Specification: Product size: 130x90x46mm Number of buttons: 10 Applicable systems: WindowsXP/7/8/vista,for Mac Connection method: 2.4G wireless/USB wired Maximum resolution: 4000 DPI Button life: about 20 million times Battery capacity: 1000mAh Package included: 1 x Mouse 1 x Receiver 1 x Data Cable 1 x English and Chinese User Manual